tinba | 46513128ee1e8118a1922450d2703dd97be0f8d488138d71f03b026602ff54f6

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-12-2024 12:08

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General

Target

d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe
Size

46KB
MD5

d6f73ee4c5ff5a676ebd3c189939d27d
SHA1

b00436c4a98508a601098edd14f506310d5117fd
SHA256

46513128ee1e8118a1922450d2703dd97be0f8d488138d71f03b026602ff54f6
SHA512

6446d6d9ecbbdca02799503aed7195b5668cda5e4c34c523b37ebeca46091a333053ced92be5e05dda2cffa7fd669b7d518a53caf841dc4fa08a44aa6fef5ed3
SSDEEP

768:LtwyMe0Jy8xwd117mrlI9m/xGuv4V7RMEnqt9jn2ACH3hLZ2HwCLlH:Ltwyedxwr1qUMv4VV6j2A83hVY

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\9FC9A62B = "C:\\Users\\Admin\\AppData\\Roaming\\9FC9A62B\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2404-0-0x0000000000400000-0x000000000041A000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2536	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2536	2404	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe	31
PID 2404 wrote to memory of 2536	2404	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe	31
PID 2404 wrote to memory of 2536	2404	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe	31
PID 2404 wrote to memory of 2536	2404	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe	31
PID 2404 wrote to memory of 2536	2404	d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe	31
PID 2536 wrote to memory of 1156	2536	winver.exe	20
PID 2536 wrote to memory of 1064	2536	winver.exe	18
PID 2536 wrote to memory of 1128	2536	winver.exe	19
PID 2536 wrote to memory of 1156	2536	winver.exe	20
PID 2536 wrote to memory of 1876	2536	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1128

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1156
- C:\Users\Admin\AppData\Local\Temp\d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d6f73ee4c5ff5a676ebd3c189939d27d_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2536

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1064-25-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1064-26-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1128-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1128-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1128-28-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1156-2-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-4-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-22-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1156-3-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-10-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1156-27-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1876-30-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1876-24-0x0000000001B80000-0x0000000001B86000-memory.dmp

Filesize
24KB

Download
memory/1876-32-0x0000000001B80000-0x0000000001B86000-memory.dmp

Filesize
24KB

Download
memory/2404-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-13-0x0000000001F80000-0x0000000002980000-memory.dmp

Filesize
10.0MB

Download
memory/2404-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-5-0x0000000001F80000-0x0000000002980000-memory.dmp

Filesize
10.0MB

Download
memory/2404-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2536-11-0x0000000077A00000-0x0000000077BA9000-memory.dmp

Filesize
1.7MB

Download
memory/2536-9-0x0000000077BFF000-0x0000000077C01000-memory.dmp

Filesize
8KB

Download
memory/2536-8-0x0000000077BFF000-0x0000000077C00000-memory.dmp

Filesize
4KB

Download
memory/2536-7-0x0000000077C00000-0x0000000077C01000-memory.dmp

Filesize
4KB

Download
memory/2536-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2536-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download